Small signals at a synapse that can add together are called
A. graded potentials.
B. kinetic potentials.
C. action potentials.
D. receptor potentials.
E. resting potentials.
Answer: A
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Metabolic rate can be measured with a respirometer that measures
A. water content of the breath in order to directly measure the products of cellular respiration. B. water content of the breath in order to indirectly measure the products of cellular respiration. C. temperature of the expired air in order to measure the rate of the sum of all reactions within the body. D. oxygen consumption in order to indirectly measure heat production and energy expenditure. E. temperatures of carbon dioxide and oxygen to determine how much the body warmed the respiratory gas.
Cell membranes are semipermeable
Indicate whether the statement is true or false
From this list of cranial nerves:
1. olfactory (I) 2. optic (II) 3. oculomotor (III) 4. abducens (VI) 5. vestibulocochlear (VIII) Select the nerves that are sensory only. A) 1,2,3 B) 2,3,4 C) 1,2,5 D) 2,3,5 E) 3,4,5
The ________ is a connective tissue cord that guides the testes as they descend through the abdominopelvic cavity.
Fill in the blank(s) with the appropriate word(s).